Petrov A.I. The main pests of the apple tree and their control. In Russian /Petrov A.I. Glavneyshie vrediteli yabloni i borba s nimi. Gardeners entomological calendar with 38 drawings in the text. Vladimir. Authors edition, 1926. 70 p. Please contact us for details on condition of available copies of the book. SKUalb935fde3f7a2a4b51